Results 91 to 100 of about 7,676,313 (294)

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open access: yes, 2017
Not AvailableA survey was conducted for assessment of soil fertility status, leaf nutrient concentration and finding yield-limiting nutrients of oil palm (Elaeis guineensis Jacq.) plantations in Mizoram state situated in the northeastern part of India ...
Not Available
core  

P-equilibrium fertilization in an intensive dairy farming system: effects on soil-P status, crop yield and P leaching [PDF]

open access: yes, 2010
In the coming decade, European dairy farms are obliged to realize a balance between phosphor (P) inputs to their farmland (in inorganic fertilizers and manure) and outputs (in crop products), the so-called P-equilibrium fertilization.
Keulen, H., van   +4 more
core   +1 more source

Heterostructured Semiconductors for Advanced Chemical and Biochemical Sensors: From Gas Sensors to Electrolyte‐Gated Transistors

open access: yesAdvanced Physics Research, EarlyView.
Heterostructured semiconductors enable synergistic interactions between complementary materials, improving charge transport, analyte adsorption, and signal transduction in chemical and biochemical sensors. Their integration allows for high sensitivity, selectivity, stability, and low‐power operation across gas and liquid‐phase devices, while novel ...
Martin Schwellberger Barbosa   +2 more
wiley   +1 more source

Contrasting arbuscular mycorrhizal communities colonizing different host plants show a similar response to a soil phosphorus concentration gradient [PDF]

open access: yes, 2013
High soil phosphorus (P) concentration is frequently shown to reduce root colonization by arbuscular mycorrhizal (AM) fungi, but the influence of P on the diversity of colonizing AM fungi is uncertain.
Bending, Gary D.   +11 more
core   +1 more source

Effects of Cellulase and Lactobacillus plantarum Supplementation on Fermentation Characteristics, In Situ Degradability, and Microbial Community Dynamics of Apple Pomace Silage

open access: yesAnimal Research and One Health, EarlyView.
This study aimed to investigate the effects of cellulase and Lactobacillus plantarum on the silage quality, in situ digestibility, and microbial communities of apple pomace silage. The combined supplementation of cellulase and Lactobacillus plantarum in apple pomace silage improved fermentation quality and enhanced rumen utilization efficiency.
Zhuangzhuang Liu   +4 more
wiley   +1 more source

Changes of the Soil Nitrogen and Phosphorus in Different Periods of Abandoned Farming Wetlands along the Yangtze River in Anqing, Anhui Province

open access: yesShuitu baochi yanjiu, 2014
Soils from wetlands recovered from farmlands with different returning farmland to wetland (RFL) periods were sampled to analyze changes of the soil nitrogen and phosphorus in Anqing along the Yangtze River.
KONG Ling-Zhu   +5 more
doaj  

The effect of different rates and forms of sulphur applied on changes of soil agrochemical properties

open access: yesPlant, Soil and Environment, 2008
A three-year field experiment was conducted from 2000 to 2002 in North-East Poland. Each year three sulphur fertilization rates in the form of sulphate (S-SO2-4) and pure (S-S0) sulphur were applied: 40, 80 and 120 kg/ha. In the soil horizon at the depth
M. Skwierawska, L. Zawartka, B. Zawadzki
doaj   +1 more source

Effect of Phosphorus Fertilization and Content of Plant-available Phosphorus (P-AL) on Algal-available Phosphorus in Soils

open access: yesActa Agriculturae Scandinavica, Section B — Soil & Plant Science, 1995
Abstract The fate of excess fertilizer P was studied using a sequential P extraction procedure of soil samples from two, PK fertilization field trials in southeastern Norway. At both sites there was an increase in the resin-P and NaHCO3-Pi (Pi = inorganic P) fractions with increasing P additions; both of these fractions were closely correlated to algal-
openaire   +1 more source

Comprehensive Characterization of Acer truncatum Leaf Extract: Identification of Systemic Metabolites and Effects on Performance, Antioxidant Status, and Intestinal Microbiota in Laying Hens

open access: yesAnimal Research and One Health, EarlyView.
Dietary A. truncatum leaf extract is absorbed and improves laying performance in aged hens by enhancing systemic antioxidant capacity and modulating the gut microbiota. ABSTRACT The demand for natural feed additives is considerably increasing in the antibiotic‐free feed era.
Kailong Qin   +6 more
wiley   +1 more source

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